Leviticus 25:44

And as for thy bondman and thy bond-maid which thou shalt have, of the nations that are round about you - from them, may ye buy bondman and bond-maid.

Exodus 12:44

but, every man's servant bought with silver, - when thou hast circumcised him, then, shall he eat thereof:

Psalm 2:8-9

Ask of me, and let me give nations as thine inheritance, and, as thy possession, the ends of the earth:

Isaiah 14:1-2

For Yahweh will have compassion on Jacob, And will yet choose Israel, And will give them rest upon their own soil, - And the sojourner, shall join himself, unto them, And they shall attach themselves unto the house of Jacob;

Revelation 2:26-27

And, he that overcometh, and keepeth throughout my works, I will, give unto him, authority over the nations;

Treasury of Scripture Knowledge

Summary

Both thy bondmen, and thy bondmaids, which thou shalt have, shall be of the heathen that are round about you; of them shall ye buy bondmen and bondmaids.

Bible References

General references

Exodus 12:44
but, every man's servant bought with silver, - when thou hast circumcised him, then, shall he eat thereof:
Psalm 2:8
Ask of me, and let me give nations as thine inheritance, and, as thy possession, the ends of the earth:
Isaiah 14:1
For Yahweh will have compassion on Jacob, And will yet choose Israel, And will give them rest upon their own soil, - And the sojourner, shall join himself, unto them, And they shall attach themselves unto the house of Jacob;
Revelation 2:26
And, he that overcometh, and keepeth throughout my works, I will, give unto him, authority over the nations;